There is a circular race track 200 yards in diameter, 120 yards from the center of...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
There is a circular race track 200 yards in diameter, 120 yards from the center of the track is a pole bearing an electric light 30 feet from the ground. A jockey is riding a horse around the track at a rate of 1 mile in 2minutes and 12 seconds. The jockeys head is 8 feet from the ground. Supposing the starting place to be the point nearest the light pole, how fast is the shadow of the jockeys cap lengthening 10 seconds after the start? There is a circular race track 200 yards in diameter, 120 yards from the center of the track is a pole bearing an electric light 30 feet from the ground. A jockey is riding a horse around the track at a rate of 1 mile in 2minutes and 12 seconds. The jockeys head is 8 feet from the ground. Supposing the starting place to be the point nearest the light pole, how fast is the shadow of the jockeys cap lengthening 10 seconds after the start?
Expert Answer:
Answer rating: 100% (QA)
First of all we need to convert the diameter of the race track from yards to feet since the jockeys ... View the full answer
Related Book For
Posted Date:
Students also viewed these mathematics questions
-
A security camera is 10 ft from the center of a desk that 10 feet long. What angle should the camera move so that it gets a view of the entire desk?
-
An object is 24.0crn from the center of a silvered spherical glass Christmas tree ornament 6.00cm in diameter. What are the position and magnification of its image?
-
The distance from the center of the Moon to the center of the Earth ranges from approximately 356,000 km to 407,000 km. a) What is the minimum distance to the Moon in miles? b) What is the maximum...
-
In Section 36.6 we saw that muons can reach the ground because of time dilation. But how do things appear in the muons reference frame, where the muons half-life is only 1.5 s? How can a muon travel...
-
What is a communication brief (or a creative brief), and how is it typically outlined?
-
Ecru Company has identified five industry segments: plastics, metals, lumber, paper, and finance. It appropriately consolidated each of these segments in producing its annual financial statements....
-
A company issues a \(10 \%\) coupon bond that matures in 5 years. However, this company is in trouble, and it is estimated that each year there is a probability of .1 that it will default that year....
-
Mikita Inc. experienced the following accounting events during its 2014 accounting period: 1. Paid cash to settle an account payable. 2. Collected a cash advance for services that will be provided...
-
Units Beginning work in process inventory 32,000 Percent Complete 65% Percent Complete 35% Units started this period 410,000 Completed and transferred out 412,000 Ending work in process inventory...
-
In this lab we will be investigating the relationship between the height of a roller coaster and its speed. Suppose we are interested in the question; Does the height of the roller coaster relate to...
-
8. The weights of the contents of a cereal box are normally distributed with a mean weight of 20 ounces and a standard deviation of 0.07 ounce. Boxes that have less than 19.88 ounces of cereal must...
-
Ray owns 400 shares of stock in of Fisher Corporation. He had inherited 300 shares (estate tax value $15,000) seven months ago and had purchased 100 shares for $2,000 five months ago. Fisher...
-
Doug and Sally (unrelated individuals) own 60 percent and 40 percent respectively of the outstanding stock of Platt Corporation. Platts assets consist of land (Sec. 1231 property) that was purchased...
-
Tom Couch participates in his employer's qualified retirement plan, which provides a 5 percent employer contribution formula. Tom's annual compensation is equal to $560,000. What employer...
-
Palm Corporation is owned 60 percent by Jay and 40 percent by Scott. Jay and Scott are unrelated individuals. Palms two principal assets are cash of $140,000 and a building that Palm purchased 10...
-
Perry Corporation purchased 10 percent of Target Corporation's stock for $35,000 in 2016. On March 1, 2019, Perry purchased an additional 80 percent of Targets stock for $200,000. At that time,...
-
The solid rays can be made of Aluminum or carbon fiber material. Each ray has a of length L = 200 mm and diameter of d = 3 mm. Assume that the fin membrane exerts a load on the ray as shown in below...
-
How does the organizational structure of an MNC influence its strategy implementation?
-
Assume that the retaining wall shown in Figure 13.36 is frictionless. For each problem, determine the Rankine passive force per unit length of the wall, the variation of active earth pressure with...
-
For a given soil, show that Ysat - Ya Ya Ya - Ysat + Yu
-
For the consolidation test data given in Problem 11.11, a. Determine the coefficient of volume compressibility for the pressure range stated. b. If cv = 7 x 103 cm2/sec, determine k in cm/sec...
-
The materials which exhibit the same elastic properties in all directions are known as: (a) Homogeneous (b) Isotropic (c) Isentropic (d) Inelastic
-
Curtis turbine is: (a) Simple impulse turbine (b) Simple reaction turbine (c) Pressure compounded turbine (d) Velocity compounded turbine
-
In a reaction steam turbine, steam expands: (a) In nozzle only (b) In moving blades only (c) Partly in nozzle partly in blades (d) None of the above
Study smarter with the SolutionInn App